package edu.sctu.practice.class02.renzhaoxu.study02;

/**
 * Created by Administrator on 2015/11/5.
 */
public class Point {

    int x,y;
    Point(int a,int b){

        x=a;
        y=b;
    }
    Point(){

        x=-1;
        y=-1;
    }
}
